Fix typo

Uppercase X should be lowercase x
2017-12-04 10:02:48 +01:00 · 2017-12-04 10:02:48 +01:00 · bc2a23fcd4
commit bc2a23fcd4
parent 7cb53ef37a
1 changed files with 1 additions and 1 deletions
--- a/ipynb/Advent
+++ b/ipynb/Advent
@ -99,7 +99,7 @@
    "    \"The eight neighbors (with diagonals).\"\n",
    "    x, y = point \n",
    "    return ((x+1, y), (x-1, y), (x, y+1), (x, y-1),\n",
-    "            (X+1, y+1), (x-1, y-1), (x+1, y-1), (x-1, y+1))\n",
+    "            (x+1, y+1), (x-1, y-1), (x+1, y-1), (x-1, y+1))\n",
    "\n",
    "def cityblock_distance(p, q=(0, 0)): \n",
    "    \"City block distance between two points.\"\n",